/Engine/Source/Editor/CurveEditor/Public/Tree/CurveEditorTree.h
Overwrite this item's implementation with an externally held implementation to this tree item. Does not hold a strong reference.
void SetWeakItem ( [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< [ICurveEditorTreeItem](API\Editor\CurveEditor\Tree\ICurveEditorTreeItem) > InItem )